ISO/CE/RoHS Approved off-Grid solar panel solar energy system solar renewable energy 2. Diagram Drawing and detailed pictures of 40KW off-grid solar power system for your reference: No. Name Specification Qty Remarks 1 Solar panel Mono 300W 90Pcs connection method :15 strings x6 parallels 2 Solar Battery Gel 12V 200AH 64PCs 32 strings x2 parallels 3 Inverter 40KW DC384V-AC380V 1Set 1,ACInput & AC Output: 380VAC. 2,Support grid/Diesel Input. 3,Pure sine wave. 4,LCD display, Itelligent Fan. 4 Solar Controller BR-384V-70A 1Set Protection of Overcharge, Over-discharge, Overload, LCD Screen 5 PV Combiner Box BR 6-1 1Pc 6 inputs, 1output 6 Connector MC4 6Pairs More 6 Pairs As Fittings 7 Panel Bracket Hot-dip Zinc 27000W C-shapedSteel Bracket 8 Battery Rock 1Set 9 PV Cables 4mm2 600M Solar Panel to PV Combiner Box 10 BVR Cables 16mm2 20M PV Combiner Box to Controller 11 BVR Cables 25mm2 2Sets Controller to Battery, 2m 12 BVR Cables 35mm2 2Sets Inverter to Battery, 2m 13 BVR Cables 35mm2 2Sets Battery Parallel Cables, 2m 14 BVR Cables 25mm2 62Sets Battery Connecting Cables, 0.3m 15 Breaker 2P 125A 1Set Product Name: 300Watts Solar Panel Model Number: BR-M300W (6*12=72 Cells) Standard: TUV,IEC,CE & EN,ROHS,ISO9001,SONCAP,SASO,PVOC Place of Origin: China Solar cell spec: 156*156 Mono crystalline silicon solar cells Specifications: PV module with 300W maximum power Max. system voltage: 1000V DC Power tolerance: 0%-3% Surface max. load capacity: 70m/S(200KG/sq.m) Dimensions: 1950mm*992mm*45mm Weight: 20.90kg CBM: 0.097 Electrical characteristics: Photo Open circuit voltage(V): 42.60V Short circuit current(A): 9.15A Max. power voltage(V): 35.80V Max. power current(A): 8.38A Cell efficiency(%): ≥17% Module efficiency(%): ≥15.1% FF(%): 70-72% Conditions (STD): Irradiance: 1000W/M2 Temperature: 25°C Absolute maximum rating: Operating temperature: -40°C to +85°C Storage temperature: -40°C to +85°C Packing: 480PCS/40'GP Junction box TUV Certified, MC4 Connector, Water-proof. Glass High-Transmission, Low iron tempered glass. Limited Warranty Workmanship for 10 years, 90% of minimum power output over 10 years,80% over 25 years. (Lifespan:20-25 Years) High reliability with guaranteed +3% power output tolerance Quotation Validity: 15 Days After Mail Date. 3. Product Using guidance. A.Just connect the solar panel interface to the input end of the machine, and then adjust the button. The machine will be charged automatically. B.This kind of system can only use TV, fans, computers, lights and other small power appliances. C.The configuration of this system is provided by our company. ,We can change the configuration of the battery and solar panels according to the customer's needs. D.When the machine has overload, short circuit, low pressure, high pressure, high temperature and so on, the machine will make noise and stop working automatically. Protection machine will not be damaged E. Charging mode: 1.Solar 2.City power 4. Lithium battery also can be used in this system 5. Safe Packing. 6. Global Project 7. Some of BR SOLAR's Customers: 8. Some of BR SOLAR'S Certificates 9. Experience our solutions and price, please try to send us an inquiry!